On this day (June 23) in the year 1843, the following advertisement appeared in the "Daily National Intelligencer" (Washington, D. C.) (This fellow appears to have been quite conversant with the various scientific experiments and variant processes!) - - - - - - - - - - - DAGUERREOTYPE: Daguerreotype Portraits and Miniatures, copies of paintings and statuary, views of buildings, land- scapes, etc., by L. T. WARNER at the Washington Photo- graphic Rooms, corner of Pennsylvania Avenue and C Street, a few doors west of Brown's Hotel. Likenesses taken on plates, from breastpin size to 8 inches square, and full length groups from 2 to 20 persons. The natural colors given to pictures by various processes, including those of Ihsenring, Lechi, Lerebour, and Dr. Page; also Electrotype copies of Daguerreotype pictures. Instructions in the above; also in Magneto electric and Gal- vanic gilding and silvering, according to the processes of Elk- ington, Roulz and Fitzeau. Daguerreotype apparatus of the first quality for sale, at prices varying from $25 to $100. Also Electro-magnetic, Magneto- electric, Thermo-electric, Galvanic and Electrotype apparatus of the most approved construction. Chemicals and all materials of the best quality for Daguer- reotyping, Electrotyping and gilding and silvering constantly on hand. Rooms open from 8 o'clock till 7 o'clock P.M. The public are respectfully invited to call and examine specimens and witness the manner of taking pictures. L. T. Warner -------------------------------------------------------------- 06-23-97